Isotopic dating of the emplacement of th
Isotopic dating of the emplacement of the ultramafic masses in the Serrania de Ronda, Southern Spain
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H. N. A. Priem; N. A. I. M. Boelrijk; E. H. Hebeda; I. S. Oen; E. A. Th. Verdurm
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Article
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1979
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Springer
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English
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Rb-Sr analysis of suites of samples from a small intrusion of cordierite-bearing alkali granite into the peridotite of the Sierra Bermeja (Serrania de Ronda) yields an age of 22\_+4Ma ()~= 1.42 โข 10-in a-1): Late Oligocene/Early Miocene. It is believed that the intrusion was derived from contact-ana